package com.ruoyi.quartz.util;

import com.ruoyi.common.constant.Constants;
import com.ruoyi.common.constant.ScheduleConstants;
import com.ruoyi.common.utils.ExceptionUtil;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.common.utils.bean.BeanUtils;
import com.ruoyi.common.utils.spring.SpringUtils;
import com.ruoyi.quartz.domain.SysJob;
import com.ruoyi.quartz.domain.SysJobLog;
import com.ruoyi.quartz.service.ISysJobLogService;
import java.util.Date;
import org.quartz.Job;
import org.quartz.JobExecutionContext;
import org.quartz.JobExecutionException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * 抽象quartz调用
 *
 * @author ruoyi
 */
public abstract class AbstractQuartzJob implements Job {
  private static final Logger log = LoggerFactory.getLogger(AbstractQuartzJob.class);

  /** 线程本地变量 */
  private static ThreadLocal<Date> threadLocal = new ThreadLocal<>();

  @Override
  public void execute(JobExecutionContext context) throws JobExecutionException {
    SysJob sysJob = new SysJob();
    BeanUtils.copyBeanProp(
        sysJob, context.getMergedJobDataMap().get(ScheduleConstants.TASK_PROPERTIES));
    try {
      before(context, sysJob);
      if (sysJob != null) {
        doExecute(context, sysJob);
      }
      after(context, sysJob, null);
    } catch (Exception e) {
      log.error("任务执行异常  - ：", e);
      after(context, sysJob, e);
    }
  }

  /**
   * 执行前
   *
   * @param context 工作执行上下文对象
   * @param sysJob 系统计划任务
   */
  protected void before(JobExecutionContext context, SysJob sysJob) {
    threadLocal.set(new Date());
  }

  /**
   * 执行后
   *
   * @param context 工作执行上下文对象
   * @param sysJob 系统计划任务
   */
  protected void after(JobExecutionContext context, SysJob sysJob, Exception e) {
    Date startTime = threadLocal.get();
    threadLocal.remove();

    final SysJobLog sysJobLog = new SysJobLog();
    sysJobLog.setJobName(sysJob.getJobName());
    sysJobLog.setJobGroup(sysJob.getJobGroup());
    sysJobLog.setInvokeTarget(sysJob.getInvokeTarget());
    sysJobLog.setStartTime(startTime);
    sysJobLog.setStopTime(new Date());
    long runMs = sysJobLog.getStopTime().getTime() - sysJobLog.getStartTime().getTime();
    sysJobLog.setJobMessage(sysJobLog.getJobName() + " 总共耗时：" + runMs + "毫秒");
    if (e != null) {
      sysJobLog.setStatus(Constants.FAIL);
      String errorMsg = StringUtils.substring(ExceptionUtil.getExceptionMessage(e), 0, 2000);
      sysJobLog.setExceptionInfo(errorMsg);
    } else {
      sysJobLog.setStatus(Constants.SUCCESS);
    }

    // 写入数据库当中
    SpringUtils.getBean(ISysJobLogService.class).addJobLog(sysJobLog);
  }

  /**
   * 执行方法，由子类重载
   *
   * @param context 工作执行上下文对象
   * @param sysJob 系统计划任务
   * @throws Exception 执行过程中的异常
   */
  protected abstract void doExecute(JobExecutionContext context, SysJob sysJob) throws Exception;
}
